推荐回答(2个)
花生在民间又被称为“长生果”,并且和黄豆一样被誉为“植物肉”、“素中之荤”。花生的营养价值比粮食类高,可与鸡蛋、牛奶、肉类等一些动物性食物媲美。它含有大量的蛋白质和脂肪,特别是不饱和脂肪酸的含量很高,很适宜制造各种营养食品。
花生的热量高于肉类,比牛奶高20%,比鸡蛋高40%。其他如蛋白质,核蛋素,钙,磷,铁等也都比牛奶、肉、蛋等要高。花生中还含有维生素A、B、E、K等,以及卵磷脂、蛋白氨基酸、胆碱和油酸、落花生酸、脂肪酸、棕榈酸等。
花生的功效与作用
花生作为老百姓喜爱的传统食品之一,自古以来就有“长生果”的美誉。民谚道:“常吃花生能养生”,
1、降低胆固醇:花生油中含有大量的亚油酸,这种物质可使人体内胆固醇分解为胆汁酸排出体外,避免胆固醇在体内沉积,减少因胆固醇在人体中超过正常值而引发多种心脑血管疾病的发生率。
2、延缓人体衰老:花生中的锌元素含量普遍高于其他油料作物。锌能促进儿童大脑发育,有增强大脑的记忆功能;可激活中老年人脑细胞,有效地延缓人体过早衰老,具有抗老化作用。
3、预防肿瘤:花生、花生油中含有一种生物活性很强的天然多酚类物质—白藜芦醇。它是肿瘤疾病的天然化学预防剂,同时还能降低血小板聚集,预防和治疗动脉粥样硬化、心脑血管疾病。而白藜芦醇被列为最有效的抗衰老物质之一。而富含白藜芦醇的花生、花生油等相关花生制品将会对饮食与健康发挥更大的作用。
花生营养丰富,一般人群均可以食用。
1、适宜营养不良,食欲不振,咳嗽之人食用;适宜脚气病患者食用;适宜孕妇食用,可以预防贫血;适宜宝宝食用,能提高宝宝记忆力;适宜妇女产后乳汁缺少者食用。
2、花生含油脂多,消化时需要多耗胆汁,故胆病患者不宜食用;花生能增进血凝,促进血栓形成,故患血黏度高或有血栓的人不宜食用;体寒湿滞及肠滑便泄者不宜服食;内热上火者不宜食用,因花生性燥,能使口腔炎、舌炎、唇疱疹、鼻出血等更加重,长久不愈;跌打损伤者不宜食用,因花生中有一种凝血因子,可使血淤不散,加重淤肿。
吃花生的注意事项
1、花生最好煮着吃
花生的吃法也是多种多样,可生食,可油炸、炒、煮,在诸多吃法中,以水煮为最佳。水煮花生能完好地保存其营养成分和药用成分,味道非常鲜美,而且还能去除黄曲霉菌,也易于消化吸收,食后对人体健康有益处。
2、不要吃生花生
花生米里含有大量脂肪,如果过多生食可能会引起消化不良,腹痛腹泻。此外,花生在地里生长时,其外壳多被病菌或寄生虫卵污染,生食时很容易受其感染而患各种疾病,如果吃了被鼠类污染的生花生米,还会患流行性出血热。
3、建议少吃油炸的花生
花生米经过火炒或油炸以后,其所含的维生成素会被炒炸时的高温破坏掉,蛋白质、纤维素和新鲜花生衣也会部分碳化或全部碳化,这样其营养价值和药用价值也就很低了。因此,花生不建议火炒或油炸。
4、吃花生要注意安全
吃花生有很多好处,但吃的时候也要注意食材搭配,因为相克的食材搭配则可能会给人体带来损害。花生和螃蟹、河蟹、黄瓜、秋黄瓜同食容易导致腹泻。
花生果实含有蛋白质、脂肪、糖类、维生素A、维生素B6、维生素E、维生素K,以及矿物质钙、磷、铁等营养成分,而钙质可以促进儿童骨骼发育,同时它也具有很高的食疗价值.
在果实和种子类中,花生算是比较特别的,中医讲“逢子必炒”,就是说种子类的都要炒制,这是为了利于吸收和入脾经。而花生养胃就是生吃,而且还要带着红色的种皮效果更好,因为红皮活血,胃喜暖恶寒,种子富含水分和蛋白、不饱和脂肪酸,通过咀嚼相得益彰。而炒制会破坏红皮的效用、减少水分,油脂浸出更多,增加胃消化负担。
因此,生吃更养胃。但是也别吃得太多,毕竟是种子,油脂较大。
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